Participating Physicians

William S. Knapp, M.D., F.A.C.C., F.A.C.P., F.S.C.A.I.

William S. Knapp, M.D., F.A.C.C., F.A.C. P., F.S.C.A.I., is Section Chief of Cardiology at Saint Joseph's Hospital, board certified in interventional cardiology. A graduate of the University of Minnesota, Dr. Knapp completed his residency and fellowship programs at Emory University in Atlanta. He has been affiliated with Saint Joseph's since 1980, where he has served on numerous boards and associations. Dr. Knapp is a Diplomate, American Board of Medical Specialties, Interventional Cardiology, and a Fellow of the American College of Cardiology and the Society of Coronary Angiography and Interventions. Dr. Knapp is the author of several articles that have appeared in national medical journals. He also is the author of many research papers and a frequent presenter to professional medical group including Circulation, American Journal of Cardiology, and Leading Edge, 2004.

Basil Margolis, M.D., F.A.C.C.

Basil Margolis, M.D., F.A.C.C. is a cardiologist at Saint Joseph's Hospital and Medical Director of the Center for Preventive Cardiology at Saint Joseph's. Dr. Margolis is a graduate of Cambridge University in England and completed his residency at Groote Schuur Hospital in South Africa and his fellowship at Harvard University. He is a specialist in preventive cardiologyhas been affiliated with Saint Joseph's since 1980. Dr. Margolis is a member of several medical societies and is the recipient of numerous awards and achievements in his field. He also is a Fellow of the American College of Cardiology and a member of the American College of Cardiology and the Atlanta Cardiology Forum, among others. Dr. Margolis writes and presents frequently on the issues of preventative cardiology for a number of publications including Clinical Cardiology, American Journal of Cardiology. He is on the board of directors, Georgia Association of Cardiopulmonary Health, Prevention and Sports as well as a member of the Cardiac Rehabilitation Committee, Georgia Chapter of the American Heart Association.

Douglas A. Murphy, M.D.

Douglas A. Murphy, M.D., is Section Chief of cardiothoracic surgery at Saint Joseph's Hospital, board certified by the American Board of Internal Medicine and the American Board of Thoracic Surgery. A graduate of the University of Pennsylvania, Dr. Murphy completed his residency at Massachusetts General Hospital and his fellowship at Emory University. He has been affiliated with Saint Joseph's since 1988. Dr. Murphy is one of the leading cardiothoracic surgeons in the country and is the only surgeon in Georgia performing coronary bypass and valve replacement surgery using the da Vinci Robotic Surgical System. The da Vinci systems offer patients invasive procedures resulting in improved recovery times, and reduced risks and complications. Dr. Murphy is a member of a number of medical societies and is the recipient of numerous awards and achievements in his field. He is one of the nation's leading cardiothoracic surgeons using minimally-invasive surgical techniques, including the da Vinci Robotic Surgical System, for open heart surgery including mitral valve and coronary bypass procedures. Dr. Murphy is the author of many clinical articles for publications including the Journal of Thoracic Cardiovascular Surgery, Annals of Thoracic Surgery, Heart Transplantation, and the American Journal of Cardiovascular Pathology. He has participated in many cardiothoracic research studies and clinical trials including those using the da Vinci Robotic Surgical System, catheters, grafts and stents.